About Lynnwood, WA's Climate & Weather History

Lynnwood, in Washington, United States, is home to roughly 37,000 people in the Pacific Time Zone at 47.8°N latitude.

In 2025, Lynnwood recorded an average annual temperature of 52°F. The hottest temperatures reached 87°F in July; the coolest were 20°F in February. Total precipitation for the year was 38 inches, with the wettest month being December. Snowfall for the year totaled approximately 3 inches.